1.Description:
   It is a DC 3.3V 5V Bluetooth 5.3 GFSK Stereo Wireless Audio Transceiver Module Board.

2.Feature:
  1>.Support automatic connection back of Bluetooth devices that remember the last automatic connection
  2>.Transmit mode and receive mode are indicated by independent LED
  3>.Support 3.7V and 500mA lithium battery power supply

3.Parameter:
  1>.Model: KCX_BT_RTX01
  2>.Bluetooth device name: Bluetooth Audio
  3>.Work voltage: 3.5-5V
  4>.Work current:  35mA
  5>.Launch distance: ≤20m
  6>.Rf output power: +5dBm
  7>.Rf frequency range: 2402-2480MHz
  8>.Audio dynamic range: 80dB
  9>.Audio total harmonic distortion plus noise: -70dB
  10>.Audio Frequency: 20Hz-20KHz
  11>.Audio signal to noise ratio: 95dB
  12>.Audio input and output signal amplitude: ≤2Vpp
  13>.Track number: 2 channel (stereo)
  14>.Transmission delay: 250-300 ms
  15>.Work temprature：-20~85℃
  16>.Work huimidity: 5%~99%
  17>.Size: 60*42mm

4.Package:
  1>.1pcs Stereo Wireless Audio Transceiver Module
  2>.1pcs antenna