NO TECHNICAL CHALLENGES, HEADPHONES WITH LONG CORD: lightweight personal wired TV headphones come with 4.9 ft audio cable and an extra 10ft extension cable which allows you to listen to the TV in the traditional way, no technical challenges, no need to worry about battery charging. This model has no sound boost. For people in need of professional sound amplification, please go check SIMOLIO SM-905TV.
WIDE COMPATIBILITY TO MEET YOUR MATCH: wired earphones with 3.5mm plug and RCA convert cable to connect to any 3.5mm headphone port or RCA audio out port in your TV/PC/Laptop/Tablet/Phone. The long cord make it a helpful tool for PC based transcription in busy environments. TVs with ONLY optical or coaxial audio output need a digital to analog audio converter to work.
HEARING PROTECTION: These wired headphones adopt exclusive proprietary 3-level volume limiter(85dB/94dB/104dB) to protect vulnerable and sensitive ears. It can effectively protect different ages from progressive hearing loss in different environments. (In daily life: 85dB is for teenagers, 94dB is for adults.104dB is for noisy surroundings). Two superior speakers provide crystal clear sound.
BUILT IN MIC: Over-ear headphones with built-in microphones for hands free talking, let you pick up calls and skip between tracks in playlist without missing a beat.
NO TECHNICAL CHALLENGEs, HEADPHONE WITH LONG CORD FOR TV LISTENING: comes with 15 ft coiled cable and an extra 6.6ft extension cable (total max stretch 21.6ft/6.6M) which allows you to listen to the TV in the traditional way, no technical challenges, no need to worry about battery charging. This model has no sound boost. For people in need of professional sound amplification, please go check SIMOLIO SM-905TV.
WIDE COMPATIBILITY TO MEET YOUR MATCH: with 3.5mm plug and RCA converter to connect to any 3.5mm headphone port or RCA audio out port in your TV/PC/Laptop/Tablet/Phone. If you want to connect these wired headphones to your TV optical or coaxial, a digital to analog audio converter will be needed.
🎧【PROFESSIONAL HEARING PROTECTION & ASSISTANCE】SM-825D Pro with voice clarify & noise reduction tech, reduce TV background sounds and make TV conversations stand out to help you understand the TV shows easily at a gentle volume without damaging your hearing. TONE control(Treble/Normal/Bass) helps you find the optimum parameters and hear the target audio source clearly. The balance control allows for right/left volume adjustment to hear equally well with both ears. MONO/STEREO optional.
📺【MAX COMFORT】These over ear wireless TV headphones come with ergonomic designed protein earmuffs and retractable soft-padded headband providing lasting comfort. Full-sealed noise isolating ear pads effectively reduce the outside noise and let you understand your TV dialogues with lower volume. Gentle Reminder: 1.This TV audio listening system is not available for pacemaker carrier. 2.We suggest you to take off the headphone every 1-2 hrs to get your ears relax.
√ 3-LEVEL VOLUME LIMITER FOR HEARING PROTECTION WITH SAFE VOLUME: Children’s headphones adopt exclusive proprietary 3-level volume limiter(75dB/85dB/94dB) to protect vulnerable and sensitive ears while give parents a piece of mind, not having to constantly monitor the volume. It can effectively protect children of different ages from progressive hearing loss in different environments. (75/85dB in quiet places or 94dB in noisy surroundings). Two superior speakers provide crystal clear sound.
√ BUILT IN MIC: Kids headphones with microphone allows hands free talking, let you pick up calls and skip between tracks in playlist without missing a beat.
🎧【Bluetooth Headphones for Kids with 3 Switchable Volume Limited Levels for Hearing Protection】Far superior than the regular Bluetooth chip that supports SD card/FM radio, SIMOLIO adopts exclusive proprietary 3-level (75dB/85dB/94dB) volume limiter and advanced Bluetooth CSR chip to protect children's hearing, produce crystal clear sound and help develop children's musicianship.
📞【Kids-Safe Wireless Bluetooth Headsets with Flexible Headbands & Noise Isolation】Adjustable headband with memory stainless steel strips give the headphones some impressive durability and flexibility. What’s more, the extra detachable Nylon fastening straps can be added to the headbands to get the perfect fit for the toddlers. On-ear headphone isolates from outside noise to make you hear clear sound. And we use some nifty engineering to make sure the ear pads won't fall off.
[Optimize TV Volume with Full Intelligibility]Unlike other headphones that only emphasize high volume, this wireless TV headphone features voice clarity tech that reduces distracting background noisesto make TV conversations stand out, allowing you to hear every second of your favorite shows, films and songs without turning up your TV volume.Auto signal control tech stabilizes sudden increases in TV volume to protect your hearing. Supports optical, RCA & 3.5 mm audio outputs on all TVs.
[Plug & Play, Long Range, Zero Delay] No complex Bluetooth pairing or disconnecting, simply turn on both devices and they will auto connect. Operating on the 2.4GHz radio frequency, this RF tv wireless headphone has superior sound reproduction and a powerful signal that can pass through ceilings or walls. Working range up to 100ft/30m. One transmitter supports multiple headphones simultaneously. No lip-sync delay, it delivers high quality sound in perfect sync with on-screen video.
【LONG WIRELESS RANGE】With an external antenna and BT 5.0, the SIMOLIO JH-214A Bluetooth audio receiver can achieve a range of up to 50-70FT (15-20M) in obstacle-free indoor environment; range can be extended up to 164FT (50M) line-of-sight in the open air when used with Class I Bluetooth transmitter. Note: actual operation range varies across different Bluetooth devices, and can be negatively affected by Wi-Fi routers, walls, cordless phones and other wireless devices etc.
【Bring Your Old Stereo to Life】Thanks to Bluetooth 5.0 technology, this HiFi Bluetooth receiver allows you to wirelessly stream high fidelity audio from any Bluetooth-enabled device including smartphones, tablets, computers, laptops etc. to your favorite home stereo receiver/powered speakers/vintage radio/car stereo system via RCA or 3.5mm AUX cable.
Upgrade Your Old Non-Bluetooth Devices - Turn a non-Bluetooth TV, PC, CD player, iPod, MP3/MP4 or other favorite device into Bluetooth-enabled devices, wirelessly streaming to your Bluetooth headphones or speakers to maximize the use of your old stuff. (Transmitter only! No Receiver Mode)
Long Range, Low Latency - Featuring class 1 Bluetooth and an optimized antenna, amplifies the TV signal at a wireless range of up to 197 ft/60m (IN OPEN AIR). Uses aptX low latency & aptX HD tech for perfectly synchronized high fidelity stereo sound. Note: To achieve low latency (
✅ Easy to operate with: The voltmeter is very handy and simple for usage, as it can be turned off by pressing and holding the switch for more than 1 second and less than 4 seconds. For turning on you just need to press the switch button,
✅ Maximum output current of this power bank circuit board is 5A, but the recommended working current is about 2.4A.
✅ SPECIAL FEATURES: NO RED SPOT - Thanks to the infrared cut filter, the MakerHawk IR Raspberry Pi Camera automatically switches between day and night mode to guarantee top quality with true color recordings.
✅ FEATURES: The potentiometer next to the infrared LED can be used to adjust the brightness at which the infrared LED turns on.
[Electronic DIY Kits] This DIY electronic soldering kits with battery case consists of 19 Red LED lights, when you finish soldering and power on, the LED lights strip will light up and spin, looks like a spinning windmill, the speed can be adjusted by buttons
[Easy to Assemble] High quality PCB board, components' names have been marked on it, and the circuit design is simple. It can improve your electronic knowledge and soldering skills in practicing, even beginners can easily solder successfully
Guide Video: https://www.youtube.com/watch?v=Alta7jcpgBI . Testers are widely used in the quality inspection of 3C digital peripheral products, and are the first choice for digital gamers and electronic enthusiasts.Real-time detection of the state of charge of the appliance, voltage, current, power and other indicators at a glance; Measuring voltage: 3.7V-30V; measuring current: 0-4A.
The AT34 uses a 0.96-inch IPS high-definition color LCD display to display the state of charge of the appliance, voltage, current, capacity, energy, power, equivalent impedance, temperature and other indicators at a glance. 160 degree wide viewing angle, high brightness and long working life. Fast charge recognition, widely compatible: AT24 supports QC2.0, QC3.0, i Phone 2.4A/2.1A/1A/0.5A, Andriod DCP, fast charge protocol identification, let you know the state of charge of the phone.
Mini ar duino speaker: 8 ohm 5 watt;They can choose 3.3V or 5V, JST-PH2.5mm-2 pin terminal; Full frequency cavity; 100 mm long, 45 mm wide, 21 mm thick
Applications: Ar duino; Robot; Advertising Machine; Game Machine; Integrated Machine Special Speaker
Maxim announces the MAX98357 digital input Class D audio power amplifiers, enabling designers to implement compact, efficient plug-and-play solutions at a cost-effective price.
In addition to its small form factor, the device is capable of achieving a 3.2W Class AB amplifier with Class D amplifier efficiency, resulting in excellent high fidelity sound for a variety of product applications.
The mini stereo power amplifier adopts two TPA3116 chips and three NE5532 op-amp chips, each channel is in PBTL mode, which makes the distortion lower and the sound purer. The maximum output power that can support 4 ohms reaches 100Wx2, and the speaker output can support a minimum impedance of 2 ohms. (with 24V power supply)
Two input methods: The small integrated amplifier has AUX/Bluetooth input method, you can change the input method at will. The AUX input is convenient to link the traditional wired analog signal input; the Bluetooth wireless input can be easily linked with Bluetooth devices such as mobile phones and computers, without the constraints of wires, and easy to enjoy music.
Classic TDA7498E chip: A06 Two-channel stereo Class-D audio amplifier, intelligent protection, thermal overload protection, small offset of less than 20 mV, differential input to minimize common-mode noise. Get crisp sound even at high power, designed for home audio-visual system applications.
High power output: Provide high power 160W x 2 (4Ω load, signal-to-noise ratio: ≥94dB, distortion: ≤0.1%), more power brings loud and clear sound. Equipped with 36V6A, it can drive speakers with 128 watts in 4 ohms, 86 watts in 6 ohms, and 64 watts in 8 ohms.
High-quality sound: This small power amplifier uses two TPA3116 chips and three NE5532 op amps, each channel PBTL mode, so that the distortion is lower, the treble is crisp, the mid-range is delicate, and the bass is smooth and pure, making the sound clear and rich, making your The speakers sound better.
High power output: AIYIMA A01 Class D 2.0/2.1 Channel amplifier can support the maximum output power of 4 ohm speakers 100Wx2, equipped with 24V4.5A power supply.
AIYIMA A07 2.0 Channel Power Amplifier Adopt TPA3255+NE5532 * 2 Amplifier chip.Achieve ultra-low distortion and exceptional audio quality across the entire audio band ,the output is stable and easy to set up.Superior sound is ideal for bookshelf and desktop setup home theater.
Small but mighty:300W+300W HiFi integrated class D amplifier,Equipped with a 36V6A power supply, it can drive speakers with 108 watts in 4 ohms, 90 watts in 6 ohms, and 85 watts in 8 ohms.Specially designed for customers who pursue HIFI sound, high efficiency and maximum power output up to 300W.(Note: You need a more powerful power supply to get the MAX 300W x2 power output, such as 48V/10A).
Superior sound quality: Upgraded version of the A04 mini power amplifier uses high-performance TPA3251+NE5532 chips, which have lower distortion and low energy consumption to achieve real high-quality sound quality. The treble is made crisp, while the bass is smooth and pure, making the sound clear and rich.
Small & Mighty: AIYIMA A04 2.0 power amplifier itself is very compact, but it has a powerful impact, its maximum output can reach 172W x 2 (4Ω), it supports driving 4Ω - 8Ω speakers, very suitable for small/medium-sized rooms (with 36V6A power supply ).
A variety of audio input methods: support RCA/Bluetooth/PC-USB/optical/coaxial input, suitable for iPod, mobile phone, MP3, TV, DVD player, notebook computer, desktop computer and other devices
QCC3031 Bluetooth 5.0:Support APT-X,APT-X LL lossless transmission,Signal transmission faster and stable.Let you enjoy more stable, smooth and high-quality music.
Adopt QCC3031 Bluetooth 5.0: Support IIS, SPDIF, HFP, TWS, aptX, aptxHD and other audio decoding, allowing you to enjoy more stable, smooth and high-quality music. It is the best choice for audiophiles of audio equipment.
Multiple input methods: support RCA/Bluetooth/PC-USB/optical/coaxial input, suitable for mobile phones, tablets, computers, MP3, TV and other streaming media player devices. This preamp does not support phono preamps.
High-fidelity amplifier with pure sound quality: A1001 subwoofer amplifier, using the classic TPA3116 chip and NE5532 operational chip amplifier, you can enjoy crisp and pure sound quality without noise.
Mini compact but powerful: built-in subwoofer low-pass filter, small size, simple and compact design, but practical and powerful. This product is equipped with a 24V4.5A power supply to provide 100 watts of output power to a 4 ohm subwoofer or speaker, 70 watts of output power to 6 ohms, and 50 watts of output power to 8 ohms.
Tube MM Phono Preamp: Phono Signal to Line Level Signal with Low-Noise Integrated Circuits ,and High-Quality components to remove Low-Frequency Noise. Grounding Terminal to Protect your Turntable. Improve your music enjoying.
Switchable Gain Modes: 39dB, 42dB, 45dB./with Power Switch. Adjustable Gain Levels to give you Customizable Control and Outstanding Compatibility.
The mini stereo power amplifier adopts two TPA3116 chips and three NE5532 op-amp chips, each channel is in PBTL mode, which makes the distortion lower and the sound purer. The maximum output power that can support 4 ohms reaches 100Wx2, and the speaker output can support a minimum impedance of 2 ohms. (with 24V power supply)
Two input methods: The small integrated amplifier has AUX/Bluetooth input method, you can change the input method at will. The AUX input is convenient to link the traditional wired analog signal input; the Bluetooth wireless input can be easily linked with Bluetooth devices such as mobile phones and computers, without the constraints of wires, and easy to enjoy music.
Classic TDA7498E chip: A06 Two-channel stereo Class-D audio amplifier, intelligent protection, thermal overload protection, small offset of less than 20 mV, differential input to minimize common-mode noise. Get crisp sound even at high power, designed for home audio-visual system applications.
High power output: Provide high power 160W x 2 (4Ω load, signal-to-noise ratio: ≥94dB, distortion: ≤0.1%), more power brings loud and clear sound. Equipped with 36V6A, it can drive speakers with 128 watts in 4 ohms, 86 watts in 6 ohms, and 64 watts in 8 ohms.
High-quality sound: This small power amplifier uses two TPA3116 chips and three NE5532 op amps, each channel PBTL mode, so that the distortion is lower, the treble is crisp, the mid-range is delicate, and the bass is smooth and pure, making the sound clear and rich, making your The speakers sound better.
High power output: AIYIMA A01 Class D 2.0/2.1 Channel amplifier can support the maximum output power of 4 ohm speakers 100Wx2, equipped with 24V4.5A power supply.
AIYIMA A07 2.0 Channel Power Amplifier Adopt TPA3255+NE5532 * 2 Amplifier chip.Achieve ultra-low distortion and exceptional audio quality across the entire audio band ,the output is stable and easy to set up.Superior sound is ideal for bookshelf and desktop setup home theater.
Small but mighty:300W+300W HiFi integrated class D amplifier,Equipped with a 36V6A power supply, it can drive speakers with 108 watts in 4 ohms, 90 watts in 6 ohms, and 85 watts in 8 ohms.Specially designed for customers who pursue HIFI sound, high efficiency and maximum power output up to 300W.(Note: You need a more powerful power supply to get the MAX 300W x2 power output, such as 48V/10A).
Superior sound quality: Upgraded version of the A04 mini power amplifier uses high-performance TPA3251+NE5532 chips, which have lower distortion and low energy consumption to achieve real high-quality sound quality. The treble is made crisp, while the bass is smooth and pure, making the sound clear and rich.
Small & Mighty: AIYIMA A04 2.0 power amplifier itself is very compact, but it has a powerful impact, its maximum output can reach 172W x 2 (4Ω), it supports driving 4Ω - 8Ω speakers, very suitable for small/medium-sized rooms (with 36V6A power supply ).
A variety of audio input methods: support RCA/Bluetooth/PC-USB/optical/coaxial input, suitable for iPod, mobile phone, MP3, TV, DVD player, notebook computer, desktop computer and other devices
QCC3031 Bluetooth 5.0:Support APT-X,APT-X LL lossless transmission,Signal transmission faster and stable.Let you enjoy more stable, smooth and high-quality music.
Adopt QCC3031 Bluetooth 5.0: Support IIS, SPDIF, HFP, TWS, aptX, aptxHD and other audio decoding, allowing you to enjoy more stable, smooth and high-quality music. It is the best choice for audiophiles of audio equipment.
Multiple input methods: support RCA/Bluetooth/PC-USB/optical/coaxial input, suitable for mobile phones, tablets, computers, MP3, TV and other streaming media player devices. This preamp does not support phono preamps.
High-fidelity amplifier with pure sound quality: A1001 subwoofer amplifier, using the classic TPA3116 chip and NE5532 operational chip amplifier, you can enjoy crisp and pure sound quality without noise.
Mini compact but powerful: built-in subwoofer low-pass filter, small size, simple and compact design, but practical and powerful. This product is equipped with a 24V4.5A power supply to provide 100 watts of output power to a 4 ohm subwoofer or speaker, 70 watts of output power to 6 ohms, and 50 watts of output power to 8 ohms.
Tube MM Phono Preamp: Phono Signal to Line Level Signal with Low-Noise Integrated Circuits ,and High-Quality components to remove Low-Frequency Noise. Grounding Terminal to Protect your Turntable. Improve your music enjoying.
Switchable Gain Modes: 39dB, 42dB, 45dB./with Power Switch. Adjustable Gain Levels to give you Customizable Control and Outstanding Compatibility.