Wi AudioStream - Portable stereo digital wireless system for Mini Mic's and In-Ear monitoring applications - Designed for high quality Ear-worn, Head-worn, stereo Mini microphone, Mono mini lapel Mics and more - 16-bit, 48 kHz Stereo CD Audio Quality (Uncompressed Audio) - Digital, linear audio with 15Hz ~ 20KHz performance with deep bass, crisp highs, and excellent midrange tones - Simple, elegant, rugged, ultra-lightweight design - Fast easy setup - Total wireless freedom of movement with visually unobtrusive almost invisible wearable design. - Attaches to any instrument without posing any risk of damage to your gear - Extreme power flexibility with built-in rechargeable batteries, USB bus power capability and optional AA battery adapter - No need to power down or stop your performance to recharge the batteries - Dual internal antenna for automatic backup frequency - Networks with all Wi digital wireless products for customized audio signal routing matrix for on-stage and studio setups - Automatic audio signal routing from one transmitter to up to eight (8) receivers sequentially with a press of a button - Cross platform compatibility with the optional Wi USB transmitter for PC and MAC connection Specs: Transmission Format: 	2.4 GHz Digital Wireless Bit Rate: 	16-bit, 48 kHz Stereo CD Audio Quality (Uncompressed Audio) Frequency Response: 	15Hz -20kHz Frequency Selection: 	Auto Connectors: 	1/8" TRS Stereo Input impedance: 	3.3 K ohm Max input level: 	1V RMS Output impedance: 	&lt; 10 ohm Max Output level: 	700mV RMS Stereo Line-in SNR: 	&gt; 89 dB Stereo/Mono Mic-in SNR: 	&gt; 84 dB Distortion: 	0.12 % THD Antenna: 	Two Internal Antennas Wireless Range: 	Up to 100 Feet * (Max range may be dependent on line of sight) * (Range may vary due to local conditions) Input Support: 	 - Stereo Mini Condenser Microphone - Mono Mini Condenser Microphone - Stereo Line-in Transmitter Built-in Controls: 	 - Volume Up - Volume Down - Mute - Sleep - Mode (Stereo Mini Condenser, Mono Mini Condenser and Stereo Line-in audio input selection) - Link (Pairing / Audio Signal Routing) - Power ON / OFF Receiver Built-in Controls: 	 - Volume Up - Volume Down - Play / Pause / Mute - Next Track - Previous Track - Link (Pairing) - Power ON / OFF Audio Signal Routing: 	One Transmitter to eight (8) Different Receivers Sequentially Rechargeable Battery Life: 	&gt; 4 ~ 6 hours (10~13 Hours with optional JM-WBA01 AA battery power booster) Low Battery Life Alert: 	15 minutes of life left Power Input: 	5V DC, 500 mA USB Port (USB Bus Power) Maximum Units Operating at The Same Time : 	10 MAC and PC Compatible: 	Yes (With optional JM-UST01 USB transmitter) iPod Compatible: 	Yes (With optional JM-IPT01 iPod transmitter) VoIP Compatible: 	Yes (With optional JM-IPT01 iPod transmitter) 802.11g/n (WiFi) Network Communications Safe: 	Yes Transmitter Dimensions: 	1.2" x 0.6" x 3.34" Receiver Dimensions: 	1.2" x 0.6" x 3.34" Each Device Weight: 	0.068 lbs (1.08 Oz.) Mounting Method: 	Metal Belt Clip Product Contents: - Wi AudioStream Transmitter and Receiver - One (1) 1/8 to 1/4 TRS Stereo Cable - One (1) 1/8 to 1/4 TRS Mono Cable - USB Power Cable - Universal USB Power Adapter - Hard Shell Carrying Case - User Guide - Quick User Guide Optional Accessories: - Wi Sure-Fit EL Earset and Lavalier Microphone (JM-ELC1BE) - Wi AudioLink Transmitter (JM-ALT01) - Wi AudioStream Transmitter (JM-AST01) - Wi AudioStream Receiver (JM-ASR01) - Wi USB Transmitter for MAC, PC and VoIP (JM-UST01) - Wi PowerBooster AA Battery Adapter (JM-WBA01)