Arcshell Rechargeable Long Range Two-Way Radios with Earpiece 2 Pack UHF 400-470Mhz Walkie Talkies Li-ion Battery and Charger Included

UHF waves have the ability to penetrate wood,steel,and concrete,giving you better range and performance in urban environments and around buildings.UHF operation has less chance of interference between wireless systems. Specifications: Single band Frequency Range:UHF 400-470MHz Frequency Stability:±2.5ppm Channel Capacity:16 Channels Channel Spacing:25KHz Battery Type:1500mAh Rechargeble Li-ion Battery Operated Voltage:3.7V Antenna Impedance:50? Operated Temperature:-30°c-+60°c Plug:110V-240V AC Wall-wart Type A Radio Dimensions(with battery,without antenna):5.31x2.17 x1.02inches Antenna Length:4.8inches Radio Weight(with battery/antenna):6.21oz Packaging Dimensions:6.81x9.29x2.2inches Packaging Weight:50oz Transmitter: RF Power Output:3W Modulation:F3E Spurious Emission:?65dB FM Noise:?-45dB(W)?-40dB(N) Audio Distortion:?5% Transmitting Current:?1.3A Receiver: Sensitivity(12dB SINAD):?0.20uV Selectivity:55dB/50dB Intermodulation:?65dB Adjacent Channel Selectivity:?60dB Spurious Response:?60dB FM Noise:45dB/40dB Audio Power Output:1000mW Audio Distortion:?5% Standby Current:?15mA Functions: 50 CTCSS/105 CDCSS VOX Function English and Chinese Voice Prompt PC Programming Emergency Alarm Battery Save Battery Low Alert Overcharge Protection Built-in LED Flash Light Noise Reduction Channel Time-out Timer Busy Channel Lock Channel Monitor Scanning Function Broadband(Wide)25khz / Narrowband(Narrow)12.5khz Selectable High or Low Power Selectable Package includes: 2 Arcshell AR-7 Two-way Radios 2 1500mAh High Capability Li-ion Batteries 2 SMA-Female Antennas 2 Chargers 2 Belt Clips 2 Handstraps 2 Earphones If you have any problem, please contact us, we will send you a new one for free of charge within 24 hours.