Product Name: Kq-V8s UHF 400-470MHz Waterproof 2-Way Walkie Talkie Model NO.: KQ-V8S Type: Handheld Certification: CE Display: With Display .Frequency Range: :400-470MHz. Output Power: 5W Channel: 16 Style: Handheld Talk Range: 8km Max Usage: Commercial Battery Type: Ni-MH Battery Working Frequency Range: UHF Segment Trademark: Ko Qi Transport Package: Each Piece in One Standard Box Origin: Fujian Product Description Walkie Talkie KQ-V8S UHF 400-470MHzQUANZHOU KOQI LIMITED is specialized in wide range of electronic communication equipments, such as Wireless Restaurant Table Buzzer, Nurse Call System, Walkie Talkies, Vehicle Radio, Signal Repeater, PABX, PBX System, IP PBX and wireless network products. Some models are with CE, RoHS & FCC approval. Our main markets are South America, Europe, North America, Asia and the Middle East. Our products have won a good reputation in those markets. Also we can provide OEM and ODM service if necessary. Specification1. Frequency Range: 400-470MHz. 2. Output power: 5W3. Channel: 164. Busy Channel Lockout5. VOX function6. CTCSS/DCS7. Time-out Timer8. Low battery warning9. Battery Save10. Long communication range11. Long standby time12. Scrambler13.12.5K, 25K available14. P. C programming15. Talk Range: 3- 10km16. Dimension: 171.47*58.2*33.4mm(exclude antenna)Each set packaging including1x Radio1x charge1x battery1x antenna1x belt clip1x user's manualOptional accessoriesSpeaker MicrophoneEarphoneRadio caseOur factory offer OEM service. We look forwards to have an opportunity to cooperate with your esteemed companyDelivery Time: 3-5 days via DHL, EMS, UPS, TNT, FEDEX ExpressPayment: T/T, Western union, PaypalWarranty: 12 MonthsOur Services1. Reply your enquiry in 24 working hours. 2. Experienced staffs answer all your questions in professional and fluent English. 3. Customized design is available. OEM is welcomed. 4. Exclusive and unique solution can be provided to our customer by your our well-trained and professional engineers and staffs. 5. Special discount and protection of sales area provided to your distributor. 6. Do the best products and design the personalized items for our customers. If you are interested in any of our Walkie Talkies, please feel free to contact me. I will reply to you in 24 hours, thanks. GeneralFrequencycoverageUHF400-470MHz.ChannelCapacity16ChannelSpacing12.5/25KHzOperatedVoltage7.4VBatteryCapacity1500MahLi-ionBatteryLife(5-5-90dutycycle)about10hoursWorkingWaySimplexinsamechannelSimplexindifferentchannelFrequencyStability+-2.5ppmOperatedTemperature-20°Cto+60°CAntennaImpedance50ΩDimensions128.6mm×60.6mm×35.1mmTransmitterRFoutputpower5WModulationF3ESpuriousEmission<-36dBFMNoise≤-45dB(W)≤-42dB(N)AudioDistortion≤5%TransmittingCurrent≤1.2AReceiverSensitivity(12DbSINAD)≤0.20μVSensitivity60dB/55dBIntermodulation≥65dBAdjacentChannelSelectivity≥60dBSpuriousResponse≥60dBFMNoise45dB/42dBAudioDistortion≤5%