25 hours working time wireless radio tour guide system transmitter 70T
Product Description
Function：
70T works as radio transmitter.
Paired with 70R receiver.
It is a good looking and perfect sound quality device.
Specifications:
① : Antenna
② : Mute key
③ : Set between volume and channel
④ : Lock the channel
⑤/⑥ : Change channel and volume
Parameters:
Transmitter parameters | Receiver parameters |
Carrier frequency: UHF | Carrier frequency: UHF |
Number of channels: 100 | Number of channels: 100 |
Channel interval: 250KHz | Channel interval: 250KHz |
Transmitting power: 16dBm(max) | Receiving sensitivity: -100dbm |
Working current: 95mA | Working current: 40mA |
Charging current: 400mA | Charging current: 400mA |
Output interface: 3.5mm | Input interface: 3.5mm |
Battery: 3.7V / 2500mAH | Battery: 3.7V / 2500mAH |
Size: 85*50*19mm | Size: 85*50*19mm |
Weight: 90g | Weight: 90g |
Distortion: ＜1% | Distortion: ＜1% |
Frequency response range: 20Hz - 10KHz | Frequency response range: 20Hz - 10KHz |
Working distance: >150 meters | Working distance: >150 meters |
SNR(Signal to Noise Ratio): 100dB | SNR(Signal to Noise Ratio): 100dB |
Working time: 20 hours | Working time: 60 hours |