KCX_EMITER Bluetooth-Compatible 53 Module 35-5V Audio Transmitter Module Earphone Board Wireless Speaker _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ KCX_EMITER Bluetooth-Compatible 5.3 Module 3.5-5V Audio Transmitter Module Stereo GFSK Transceiver Earphone Board Wireless Speaker _x000D_ Feature: _x000D_ 1. Bluetooth-Compatible 5. 3 Technology: The bluetooth-compatible 5.3 module utilizes the latest Bluetooth-Compatible 5.3 protocol, ensuring faster and more stable connections. It supports automatic reconnection to previously paired devices, enhancing user convenience. _x000D_ 2. Versatile Audio Transmission: This audio transmitter module can be configured for either audio transmission or reception mode, making it perfect for wireless audio transmission to Bluetooth-Compatible headphones, speakers, or other Bluetooth-enabled devices. _x000D_ 3. High-Quality Stereo Sound: The stereo gfsk transceiver ensures high-quality stereo sound transmission, providing an excellent audio experience whether you're sending or receiving audio signals. _x000D_ 4. Easy Integration: The earphone board supports AT command configuration for Bluetooth-Compatible device name compatibility, connection management, and status indication, making it easy to integrate into various DIY projects and applications. _x000D_ 5. Compact and Functional: The stereo module is designed with a compact form factor and supports status LED indicators and level output for connection status, making it ideal for a wide range of Bluetooth-Compatible audio reception and transmission scenarios. _x000D_ Specification: _x000D_ Origin: Mainland China _x000D_ Type: Module _x000D_ Condition: New _x000D_ Hign-concerned Chemical: None _x000D_ Product model: KCX_EMITER _x000D_ Bluetooth-Compatiblename: Bluetooth-Compatibleaudio Boundary size: 23.5*15.5mm _x000D_ Operating voltage: 3.5-5V _x000D_ Operating current: 35mA _x000D_ Transmission distance: ≤20 meters _x000D_ RF output power: +5dBm RF frequency range: 2402-2480MHz _x000D_ Audio dynamic range: 80dB _x000D_ Audio total harmonic distortion: -70dB _x000D_ Audio frequency response: 20Hz-20KHz _x000D_ Audio signal-to-noise ratio: 95dB _x000D_ Audio input and output signal amplitude: ≤2Vpp Number of channels: 2 channels (stereo) _x000D_ Transmission delay: 250-300mS _x000D_ Product size: 24.00x15.00x3.00mm _x000D_ Product size: 0.94x0.59x0.12inch _x000D_ _x000D_ _x000D_ Note: _x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x000D_ Please allow 1-2cm measuring deviation due to manual measurement._x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ 1 X Antenna _x000D_ 1 X Bluetooth-Compatible 5.3 Transceiver Module _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_