Shengfu 15W Professional Headset Microphone

Description Specifications 2.1 transmiter Technical Specification frequency : 676-697MHz the channel number of 10 conservative values each time the positive. ID. In the manufacturer set the switch. Oscillation mode DSP chip frequency locking frequency stable 10pm 5; RF efficiency 10 dBm 6: FG 40-18000Hz 7; distortion < 0.59 battery specification 1.SVIAA Size battery dedicated time 4-8 hours (specification 1: frequency norm 676-697MHz, depending on battery type and capacity) 2: receiver specifications 1: frequency : 676-697MHz 2: the number of channels is 10 (each conservative value is timed by ID lattice, in the manufacturer's frequency. 3: Oscillation mode DSP chip frequency fixed 4: rate stability + 10 ppm 5: bonding instruction -95 -71 dBm 6: frequency 40-18000Hz2 7: distortion < 0.59 8: signal ratio 390dB 9: high frequency output 100r (maximum)