Specification AudioSensitivity : 38 decibels Brand : Audio-Technica BulletPoint : The Audio-Technica BP893CT4 MicroEarset Condenser Headworn Microphone (Black) features an ergonomic low-profile design that mounts over the ear and yields professional audio results for live performances, broadcast studio applications and more. The BP893CT4's low-profile and lightweight design allows for hours of continuous use while remaining hidden and comfortable to wear. The capsule features a wide frequency response, detailed sensitivity response and omnidirectional polar pattern for a generous pickup area. The 1" long flexible boom may be easily positioned for optimum results. The BP893CT4 features a permanently attached 55" (1.4m) long cable with a TA4-female connection compatible with Shure wireless bodypack transmitters. The BP893CT4 is optimized for speech, vocal performances and also fares well as an ear-worn violin / viola microphone. BP893 Omnidirectional Condenser Headworn Microphone, less power module. 1.4 m (55") permanently attached miniature cable terminated for Shure wireless systems using TA4F-type connector. Includes AT8440 cable clip, two AT8157 windscreens, two AT8156 element covers, a moisture guard, and a carrying case. Features: Outstanding clarity and intelligibility Lightweight, ergonomic design Extremely unobtrusive, 1-inch flexible boom Secure over-the-ear placement Extended frequency response for natural vocal reproduction Specifications: Transducer: Fixed-charge back plate, permanently polarized condenser Polar Pattern: Omnidirectional Frequency Response: 20Hz to 20kHz Low Frequency Roll-Off: 80Hz, 18dB/octave (wired only) Open Circuit Sensitivity: -34 dB (19.9 mV) re 1V at 1 Pa Dynamic Range (Typical): 88dB, 1kHz at Max SPL (wired only) Signal-to-Noise Ratio: 68dB, 1kHz at 1 Pa Maximum Input Sound Level: 114dB SPL, 1kHz at 3% T.H.D. Power Requirements: 11-52V DC, 2mA typical (wired only) Current Consumption: 0.1 mA typical at 5V (wireless only) Output Impedance: 245 ohms (wired only) Output Connector (Power module): TA4-Female Switch: Flat, roll-off (wired only) Voltage Range: 2.5-11V (wireless only) Cable: 55" / 1.4mDimensions (LxDiameter) Microphone: 0.32x0.10" / 8.1x2.6mm, Boom: 1.04x0.04" / 26.4x1.02mm, Power module (wired only): 3.84x0.74" / 97.6x18.9mm Weight: Microphone, boom & earpiece: 2.0g / 0.07oz BulletPoint1 : Product Name : Electret Condenser Microphone;Body Size(pinnot included) : 6 x 2.7mm / 0.24"x 0.11"(D*T) BulletPoint2 : External Material : Metal BulletPoint3 : Color : Silver Tone, Black BulletPoint4 : Net Weight : 1g BulletPoint5 : Package Content : 8Pcs x Electret Condenser Microphone Color : Black CompatibleDevices : Personal Computer CompatibleDevices1 : Tablet CompatibleDevices2 : Headphone CompatibleDevices3 : Smartphone ConnectivityTechnology : Auxiliary ConnectorType : XLR ExternallyAssignedProductIdentifier1 : 042005168620 ExternallyAssignedProductIdentifier2 : 0042005168620 ExternallyAssignedProductIdentifier3 : 00042005168620 ExternallyAssignedProductIdentifier4 : 0801813170115 ExternallyAssignedProductIdentifier5 : 00801813170115 FrequencyRange : 20 hz - 20 khz FrequencyResponse : 20 KHz HardwarePlatform : Smartphone IncludedComponents : Omni Condenser Microphone IncludedComponents1 : warranty card IncludedComponents2 : microphone ItemName : Audio-Technica BP893CT4 MicroEarset - Omnidirectional Condenser Headworn Microphone ItemPackageDimensions_Height : 3.81 centimeters ItemPackageDimensions_Length : 18.288 centimeters ItemPackageDimensions_Width : 11.938 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : multipurpose-condenser-microphones Manufacturer : Audio-Technica Material : Metal,Silver MicrophoneFormFactor : Lavalier ModelName : Microearset Condenser Headworn Microphone ModelNumber : BP893CT4 NumberOfChannels : 1 NumberOfItems : 1 PartNumber : BP893CT4 PolarPattern : Omnidirectional PowerSourceType : Corded Electric ProductDescription : Widely used in the cassette recorder, microphone and voice control circuits.