Feature:1. [RF Modulator] Adjustable output level, channel digital display. Convert HD Multimedia Interface digital signals into RF signals.2. [Input Port and Resolution] The input port is HD Multimedia Interface 1.3, supporting input resolution of 1080P/1080I/720P/576P/576I/480P.3. [Easy To Carry] This HD modulator is small in size, light in weight and easy to carry, you can carry it with you and use it at any time.4. [Frequency Range] VHF/UHF working frequency, 470‑862MHz (UHF), 47‑300MHz (VHF) frequency range.5. [Plug and Play] No drivers and adapters are needed, plug and play, convenient to use.Specification:Item Type: ModulatorMaterial: ABS+MetalModel: HDM68LTV Standard Format: PAL/NTSCFrequency Range: 470-862MHz (UHF), 47-300MHz (VHF)Bandwidth: 6MHz, 7MHz, 8MHzOutput Level: 70-90dBuVVideo Input Level: 1Vp-p±10%Sound Input Level: 2.1Vp-p±10%Sound System: M = 4.5MHz, B / G = 5.5MHz, I = 6.0MHz, D / K = 6.5MHzInput Port: HD Multimedia InterfaceRF Input: F femaleRF Output: F femaleInput Resolution: 1080P / 1080i / 720P / 576P / 576i / 480PHD Multimedia Interface Version: 1.3HDCP Version: 1.3Power: 4W (maximum).Package List:1 x Modulator1 x Manual