specifications

　　frequency: 400-470mhz, 136-174mhz

      rf power: 3w/1w

      channel capacity: 256, 16 zones * 16 channels

      channel spacing: 12.5/20/25khz (analog), 12.5khz (digital)

      operating voltage: dc3.7v ± 15%

      battery pack: 2200mah li-ion battery (3000mah optional)

      operating temperature: -20℃~+60℃

      digital protocol: etsi-ts102 361-1,-2,-3

      digital vocoder type: ambe++

      4fsk digital modulation: 7k6 Φ fxd@data; 7k6 Φ fxw@data&voice

      analog sensitivity: ≤-121 dbm @12db sinad

      digital sensitivity: ≤-119 dbm @5% ber

      audio power: ≥700mw

      dimensions (wxhxd): 57×118×33mm 

      weight: 172g (with battery and antenna)