Williams AV PPA R38N Personal PA Multi-Channel FM Receiver with Display, OLED High-Resolution Screen, Digital Volume Controls, Sleep Mode/Auto-Off Saves Battery Power, Soft Audio Turn-On Key Features - OLED high-resolution screen – easy to read and provides a quick view of receiver status - All user settings are accessible via the on-screen menu – including all 17 wideband channels - Stylish new design - Now features stereo headphone jack - Rechargeable or non-rechargeable batteries - Digital Volume Controls - 4-step battery level indication - Display shows channel or frequency - Step/seek function allows user to increment channel manually, or seek to the next active channel - Sleep Mode/Auto-Off saves battery power - Soft Audio Turn-On Specifications - Color: Black/Silver. Black ABS Plastic case with Aluminum faceplate - Battery Type: (2) AA Alkaline or (2) AA NiMH Rechargeable - Current Consumption: 52mA nominal - Operating Temp. Range: 32° to 122°F (0° to 50°C) - Channels: 17 Wideband, accessed via menu - FM Deviation: 75 kHz - De-Emphasis: 75 µS - Display Screen: 1" OLED - Power Indication: Power button, backlit green - Sensitivity: 2 µV at 12 dB Sinad with squelch defeated - Input Overload: 100 mV - Frequency Response: 200 Hz – 15 kHz, ±3dB - Modulation: FM, +/- 75 kHz peak deviation - Signal-to-Noise Ratio: Minimum 65 dB @ 1.0V - Receive Antenna: Integral with earphone/headphone cord - Audio Output: 35 mW max at 16 Ω - Headphone Connector: 3.5 mm stereo jack, mono output for stereo or mono earphones/headphones - Supplied Earphone: Stereo,earbud-type with foam cushion, 3.5 mm plug, 32 Ω - Power Save Mode: Enters sleep mode after approximately 3 minutes of no RF signal - Dimensions: 4.1" x 2.85" x 1.38" (104 x 72 x 35mm) - Weight: 4.6oz (130g) with batteries. 2.6oz (73g) without batteries