RELM RP6500 portable radio with 128 channels, programmable keys

Frequency: 400-470 MHz UHF, 136-174 MHz VHF.
Channels: 128.
Spacing: 25/20/12.5. RF power out: 5/2/1 Watt VHF, 4/2/1 Watt UHF.
Battery: 1750 mAh (Li-ion) 14 hours.
Frequency stability: +/-2.5 ppm.
Operating temp: -22 ~ 140 F.
Dimentions: 4.7 x 2.2 x 1.4".
Weight: 14.6 oz. FM
Noise: -40/34 dB.