1.Product Information NC-6600/6700 (wireless transceiver, two way radio, interphone) Model NC-6600NC-6700Frequency Range VHF UHF136-174MHz 400-430MHz 430-480MHz Channel Capacity 16 PLL Channel Spacing 12.5/25KHz Battery Voltage 7.4V DC (Li-ion Battery Pack) Antenna Impedance 50Ω Operating Temperature -20+60 Frequency Stability ±2.5PPM Dimensions (with Battery) 126(H)x58(W)X36(D) mm Weight (with Battery) 350g Standard Package Radio with Standard Accessories Compatible With American Military Standard(MIL-STD-810C/D/E) Features: VOX 107 DCS 50 CTCSS Priority Scan Channel Scan Hi/Low Power Voice Annunciation Time-out Timer Low Battery Alert PC Programmable Li-ion Battery Pack Busy Channel Lockout Selectable Squelch Level CO/TO/SE Scan Switchable Transmitter(Measurements made per TIA/EIA-603) RF Power Output 4/5W Modulation Type F3E Maximum Deviation ≤±5.0KHz Spurious Emission ≤65dB Below Carrier Modulation Distortion ≤5%(300-3000Hz) FM Noise ≤-45dB Receiver(Measurements made per TIA/EIA-603) Circuit Type Double-conversion Superheterodyne IFs 38.850MHz & 450KHz Sensitivity(12dB SINAD) 0.2uV Squelch Selectivity 0.15 uV Adjacent Channel Selectivity ≥65dB Intermodulation ≥65dB Spurious Rejection ≥60dB Image Rejection ≥65dB FM Ham And Noise ≤-45dB Modulation Type 16KOF3E Operating Bandwidth ≤±7KHz AF Output @ 4 Ohms 0.5W Audio Distortion ≤5% 2.Details Pics 3.Certificates