PRO - 808.
Comprehensive performance:
↘ range: 60 meters
↘ kinetic energy range: > 96 db
↘ system distortion < 1%, 1 KHZ modulation
↘ frequency response: 50 hz ~ 18 KHZ (+ / - 3 db)
↘ receive frequency: VHF220 ~ 300 MHZ
↘ sensitivity: 2.0 uV
↘ mirror interference ratio: 88 db
↘ receiving channel: 2 way
↘ power: 3 w
↘ frequency stability: < 0.002%
↘ current loss: < 25 ma
↘ formats: FM
↘ battery: cascading 9 v battery
↘ appearance: 240 * 35 mm