Specification AudioInput : AUX BatteriesIncluded : 1 BatteriesRequired : 1 Brand : Retekess BulletPoint1 : Crystal clear audio; translation device supports AUX stereo mode transmission; when your message is important; we deliver Reliable tour guide systems with excellent sound; clear sound performance; overcome noise and distance issues and make sure your message is heard BulletPoint2 : Long transmission distance; TT117tour translation system has an operating range of up to 80m/262ft; so the receiver does not have to be close to the transmitter; this allows participants to walk around freely and still hear the useful information being transmitted BulletPoint3 : Portable design; tour guide microphone system using a five-button design; the fluctuating on-off key saves battery power; and the locking function makes the operation easier BulletPoint4 : Replaceable battery; the working time of the wireless tour guide system is about 10 hours; and the battery replacement is easy to operate; there is no built-in battery; Note; (AA batteries are not included in the package) BulletPoint5 : Lifetime Customer Support; We provide 3 year warranty and 30 days no reason to return. If any, please contact us on Amazon, we will reply you within 12 hours BulletPoint6 : 17 Channels; translation equipment for conference has 17 channels; allowing up to 8 groups of interpreters to operate simultaneously from the same location; without interference; this is very useful for multi-lingual tours and training scenarios BulletPoint7 : Volume mute; when you need to pray; the pastor can press the translate device for church mute button to cut off the sound transmission; click the mute button again to resume the sound Color : Black CompatibleDevices : [Typical PA system devices] CompatibleDevices1 : Camera CompatibleDevices2 : Speaker CompatibleDevices3 : Smartphone CompatibleDevices4 : Laptop CompatibleDevices5 : Personal Computer ConnectivityTechnology : USB ConnectorType : USB HardwarePlatform : Other Hazmat1 : LITHIUM ION BATTERIES PACKED WITH EQUIPMENT Hazmat10 : CN_SmallLithiumIonBatteryWithEquipment Hazmat11 : DE_SmallLithiumIonBatteryWithEquipment Hazmat12 : EG_SmallLithiumIonBatteryWithEquipment Hazmat13 : ES_SmallLithiumIonBatteryWithEquipment Hazmat14 : FR_SmallLithiumIonBatteryWithEquipment Hazmat15 : GB_SmallLithiumIonBatteryWithEquipment Hazmat16 : IE_SmallLithiumIonBatteryWithEquipment Hazmat17 : IN_SmallLithiumIonBatteryWithEquipment Hazmat18 : IT_SmallLithiumIonBatteryWithEquipment Hazmat19 : JP_SmallLithiumIonBatteryWithEquipment Hazmat2 : UN3481 Hazmat20 : MX_SmallLithiumIonBatteryWithEquipment Hazmat21 : NL_SmallLithiumIonBatteryWithEquipment Hazmat22 : PL_SmallLithiumIonBatteryWithEquipment Hazmat23 : SA_SmallLithiumIonBatteryWithEquipment Hazmat24 : SE_SmallLithiumIonBatteryWithEquipment Hazmat25 : SG_SmallLithiumIonBatteryWithEquipment Hazmat26 : TR_SmallLithiumIonBatteryWithEquipment Hazmat27 : US_SmallLithiumIonBatteryWithEquipment Hazmat28 : ZA_SmallLithiumIonBatteryWithEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryWithEquipment Hazmat6 : AU_SmallLithiumIonBatteryWithEquipment Hazmat7 : BE_SmallLithiumIonBatteryWithEquipment Hazmat8 : BR_SmallLithiumIonBatteryWithEquipment Hazmat9 : CA_SmallLithiumIonBatteryWithEquipment IncludedComponents : 1 x TT105 Main transmitter, 1 x TT105 Vice transmitter, 38 x TT105 Receiver, 2 x Microphone, 38 x Single earphone, 42 x Charging cable, 1 x 40 slot charging base, 1 x Charging cable, 1 x English users manual IncludesRechargableBattery : 1 ItemName : Retekess TT117 FM Tour Guide System, Simultaneous Translation Equipment, Interference-Free, Replaceable 2 AA Batteries, Interpretation Systems for Conference (1 TX 20 RX) ItemPackageDimensions_Height : 415 millimeters ItemPackageDimensions_Length : 383 millimeters ItemPackageDimensions_Width : 185 millimeters ItemPackageQuantity : 1 ItemTypeKeyword : wireless-microphone-transmitters-and-receivers Manufacturer : Retekess MicrophoneFormFactor : Lavalier ModelName : TT105 ModelNumber : TT117 MountingType : Floor Standing NumberOfBoxes : 1 NumberOfChannels : 17 NumberOfItems : 21 NumberOfLithiumIonCells : 32 NumberOfLithiumMetalCells : 1 PartNumber : FF9638A-F9639AX20 PolarPattern : Omnidirectional PowerSourceType : Battery Powered ProductDescription : 1 x TT117 transmitter. 1 x Lavalier microphone.20x TT117 receiver.20x D-shaped earphone. 21 x Lanyard. 21x USB cable. 1 x English manual. ProductSiteLaunchDate : 2023-09-27T08:29:06.534Z RecommendedUsesForProduct : Tour guide systems, conference interpretation Size : US Plug Style : US Plug SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 52161500 WarrantyDescription : Lifetime Customer Support; We provide 3 year warranty and 30 days no reason to return. If any, please contact us on Amazon, we will reply you within 12 hours.