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:50Ω
Operated Temperature:-30°c-+60°c
Plug:110V-240V AC Wall-wart Type A
Radio Dimensions(with battery,without antenna):4.53×2.36 x1.30inches
Antenna Length:4.3inches
Radio Weight(with battery/antenna):6.3oz
Packaging Dimensions:6.9×9.3×4.5inches
Packaging Weight:48oz
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:
4 Arcshell AR-5 Two-way Radios
4 1500mAh High Capability Li-ion Batteries
4 SMA-Female Antennas
4 Chargers
4 Belt Clips (recommend using a screwdriver to install)
4 Handstraps
4 Earphones
If you have any problem, please contact us, we will send you a new one for free of charge within 24 hours.Small and convenient size;it easily fits on your hand;it measures 4.53 inches in height without antenna(antenna length:4.3 inches);1.30 inches thick;2.36 inches in width;6.3 oz light-weighted;solid built;water-resistant;easy to operate for all ages;2 Wattage power output; each radio has a removable belt clip
Frequency range is UHF 400-470MHz;16 pre-programmed channels;each radio has identical frequency on each of the 16 channels out of the box;16 position mechanical rotary switch channel selector;when you turn the knob to change the channel,a synthesized voice will tell you the channel number;channel frequency is programmable within the frequency range;you can program any of 50 CTCSS tones and 105 CDCSS tones on each programmed channel
Each radio comes with a 1500mAh rechargeable Li-ion battery and a charging dock; the charger comes with an AC wall-wart Type A plug and works in 110v-240v; it takes about 2.5 hours to fully charge; battery life is determined by transmit time;it lasts around 8 to 96 hours on a single charge depending on how much you transmit;you can charge the battery alone or charge the radio with battery installed
High quality built-in speaker on the radio provides loud and crystal clear sound; Push-to Talk button and built-in mic on the radio;each radio comes with a single-earbud style earpiece(foam piece included) with a microphone built in and a Push-to-Talk button; earpiece plug is K-type of 3.5mm plug and 2.5mm plug;when you plug in the earpiece,all sound goes to the earpiece and the radio speaker is silent;the radio has a VOX function
Range is very dependant on terrain;up to 5 miles with no obstructions,less in congested area;work great in a commercial construction or around the house;suitable for security team;maintenance team;construction team;fire department;warehouse;factory;kitchen staff;hotel;retail store;at the school;events communications;roadtrip while driving in different cars;family camping and hunting;on a cruise ship;in mountains;it works worldwide;you can add as many as you want and they work great together

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