Specification: Polar Pattern:Uni-directional;  Sensitivity:-34dB ± 2dB (0dB=1V/Pa at 1kHz);  Output Impedance:150Ω ± 30% (at 1kHz);  Load Impedance:≥1000 Ω;  Equivalent Noise Level:16dBA;  Max. SPL:130dBA (at 1kHz ≤ 1% T.H.D);  S/N Ratio:78dB;  Electrical Current:3mA;  Size:Approx. 15.2cm x 5cm / 5.98 x 1.97 inch;  Cable Length:Approx. 255cm...

Features: -Digital voice recorder + MP3 player.  -Time setting:Real Time Display.  -Support a key lock screen function.  -High-quality studio recording mic, more clear.  -Support external audio speakers playing loud sound HD.     Specifications: Dual Operation: File Storage & Voice Recording;  Internal memory: 4GB, 8GB,...

Features: -Accept SD Card Slot, With Digital color screen ,Support Multiple Languages (25 kinds） -Function:Mp3 Player,Voice Activated Recording,Timing Recording, -Speed play (Quick /Slow),Monitoring Recording.     Specifications: Size:92*25*12mm Weight:41.8g;  Recording Format: WAV,MP3, ACT;  Recording Quality:32kbps,64kbps,128kbps 192kbps,512kbps,768kbps,1024kbps,1536kbps;  Sampling rate:48.1KHZ;  Battery :300mAh  Recording Time:25-30 Hours;  Material :Mental  Color: Black,Silver; ...

Features: High quality integrated circuit for excellent sensitivity, selectivity and very low background noise.  FM/SW external antenna jack.  Local/DX sensitivity switch.  Earphone jack for FM stereo.  Large-diameter loudspeaker for loud and excellent sound.  Window lighting, perfect for using the radio in the dark.    ...

Features: 1. The color of the light can be controlled casually on the mobile APP.  2. It can also be connected to Bluetooth, and the light will be rhythmic with the music being played.  3. Random change to multiple colors, can be applied to...

Features: -Adopt Bluetooth 5.0 chip, with LED digital display, the working status is clearly visible;  -Core functions: Bluetooth reception, Bluetooth transmission, FM transmission, TF card playback, card reader, external sound card;  -Support AUX+FM dual output;  -FM transmission, adjustable frequency (87.5~108MHZ), stable signal, no noise...

Features: -Bluetooth transmitter, digital fiber coaxial converter Support optical fiber interface and 3.5 mm AUX interface, which can be connected to TV, computer, mobile phone, o, power amplifier and other equipment to realize wireless transmission;  -The Bluetooth 5.0 chip transmission is faster and more...

Features: Transmitter Mode: Wirelessly transfer audio from a non-Bluetooh TV, home stereo system or CD player to a Bluetooh headset / speaker / receiver.  Receiver Mode: Wirelessly transfer audio from a Bluetooh-enabled phone, tablet or computer to wired stereo, speakers or headphones.  AUX Output...

 Features: -Formed by 16*16 programmable LED screen. the core of is pixel art creation. download free app in Google play or Apple store.  the online Gallery&community part,  which for pixel art lovers around the world to Share, like, comment and interact with each other. App is...

Features: -Multiple certifications from USB-IF, THX, Thesycon, Hi-Res Audio.  -THX AAA amplifier: low distortion and high power for excellent sound.  -New efficient DAC chip: AKM’s next generation AK4462 with outstanding performance.  -XMOS XUF208 decoding: supports up to 768K/32B and native DSD512, easily decoding hi-res...

Description: With the adoption of Bluetooth-compatibl.0 technology, the wireless transmitter has fast, stable and non-delayed signal transmission.  The wireless transmitter is multifunctional and practical because it supports Bluetooth-compatible transmission and reception.  Made of ABS material, the Bluetooth-compatible transmitter is eco-friendly and durable to use....

Features: -Built-in high-performance image decoding/encoding CPU, supports up to 1080P/60fps video signal input.  -150ms low latency and fast speed transmission, supports up to 100m/300ft effective transmitter range.  -Built-in antenna, get rid of the external antenna, more free to use and more strong reception signal. ...

Features: -2600mAh large capacity battery, 160 hours long battery life.  -Supports the power display function for Apple and most Android phones, and the remaining power is clear at a glance.  -IP67 deep waterproof, nano-coating waterproof technology, even if it rains, it will not damage...

Bluetooth  version:5.0;  Microphone size:6.5*5.0mm;  Directionality:one-way;  Sensitivity:-44±3db;  Impedance:≤2.2KQ;  Microphone pole length:about 23cm;  Drive diameter:30mm;  Impedance:32;  Frequency response:20Hz-20kHz;  S.P.L:≤96dB±3db;  Plug:USB+ 3.5mm level four;  Receiving distance:≤10m;  Power supply:160mAh;  Charging type:Micro USB;  Charging time:about 1.5 hours;  Play time:about 8 hours;  Standby time:about 100 hours;  Product size:165*155*62mm;  Product weight:49g;  Packing...

Features: -Realize direct full-duplex intercom between helmet earphones for Bluetooth up to 800-1000 meters.  -Support answer the phone, reject the phone and hang up the phone.  -Automatically answer the phone function.  -With FM radio function.  -Support voice switching.  -Enjoy music from your mobile phone...

Features: Simple Control Panel: Easy to operate, you can switch songs, adjust volume, answer or make phone calls by pressing buttons with your fingertips (Bluetooth connection).  Noise Canceling: Features noise-canceling technology for crystal clear calls and music.  Bluetooth 5.0 Headset: Fast connection, stable transmission;Add...

Features: 2000M Maximum Distance: S Pro is equipped with Bluetooth 4.1 version, It has high compatibility and stability. If there are no obstacles such as buildings in a straight line, the motorcycle helmet intercom maximum communication distance of the group is about 2000 meters,...

Features: 12AU7 Tube Pre-amplifier, MT-603 adopts 12AU7 tube for pre-amp. Processed by the tube, the sound is sweet and soft Multiple Audio Inputs, MT-603 owns 4 audio inputs and one audio output. With 4 audio input ports, which inputs can be selected through the...

Features: Using original genuine LM3886 chip;  The front input capacitor and the inter-stage coupling capacitor use Siemens top-level capacitor 2.2UF, the electrolytic capacitor signal main circuit adopts Taiwan famous brand, the main filter capacitor adopts capacity 4×4700UF, and adopts 10A and above rectifier flat...

Features: Using original STA326 PCM2706 AK4113; The coupling capacitor adopts German Siemens; The main circuit of electrolytic capacitor signal adopts Taiwan famous brand, and the main filter capacitor adopts 1800UF * 3 gold-shaped electrolytic capacitors to ensure strong continuous power support. The resistor is...