Telesin 3 slot charger Box + 3 batteries for GoPro Hero 12 11 10 9 Touch screen monitors 4835 GHz Radio sensitivity 38 4835 GHz Radio sensitivity 38 dB Range Up to 10 m Current consumption of the switched off transmitter 2 uA Current consumption of the transmitter during operation (Video mode) 25 mA Current consumption of the transmitter during operation (Bluetooth mode) 30 40 mA Current consumption of the receiver during operation 14 mA Signal to noise ratio of the microphone ≥ 65 dB Frequency response 20 Hz 20 kHz Monitoring Unidirectional Microphone Electret Battery capacity 300 mAh Talk time Approx The Auto Refill function allows you to continue printing after one spool has been used up The product is designed in such a way that it can accommodate up to 3 batteries at the same time Non slip pads provide stability to the device