[. . . ] Its comfortable headphones are suitable for all ages. Get into the game! [. . . ] Its comfortable headphones are suitable for all ages. Get into the game!· Powerful speaker drivers for ultra realistic sound · Sensational sonic vibes lets you feel the game you play You'll forget you're wearing them!· Ultra comfortable in-ear headphones suits all ages · Futuristic collar shape fits perfectly around your neck Always ready · Battery included so you can use your product straight away · Carrying pouch protects your headphone when not in use · Suitable for use with major handheld gaming devices Portable Gaming Headphone Specifications Sound · · · · · · · · · · Diaphragm: 13. 5mm Neodymium Frequency response: 15-22, 000 Hz Impedance: 16 Maximum power input: 5 mW Sensitivity: 100 dB Type: Neodymium Cable Connection: 3. 5mm gold plated Cable length: 1. 2m Connector: GBA Adapter Type of cable: OFC · Battery voltage: 1. 5 V V · Number of batteries: 1 30659-48-16/00 Product highlights Battery included No need to buy batteries to get started. Sonic Vibes System You'll feel like you're actually part of the game, experiencing every blow, knock or tremor through motion vibrators mounted independently of the speaker element. Suitable for portable gaming Suitable for use with major handheld gaming devices and Pocket PC brands. Simply connect using the 3. 5mm Headphone plug. Outer Carton · · · · · · · · · · · · · · · · · · Connectivity 12NC: 908210008824 EAN/UPC/GTIN: 87 10895 97899 6 Gross weight: 1. 450 kg Height: 320 mm Length: 250 mm Net weight: 1. 160 kg Quantity: 4 Tare weight: 0. 290 kg Width: 175 mm 12NC: 908210008824 EAN/UPC/GTIN: 87 10895 97898 9 Gross weight: 0. 290 kg Height: 290 mm Length: 200 mm Net weight: 0. 150 kg Tare weight: 0. 140 kg Width: 35 mm Convenience Accessories Power · Vibration control · Pouch: Protective pouch included · Battery type: AAA, LR03 Packaging Data Issue date 2007-11-22 Version: 2. 0 © 2007 Koninklijke Philips Electronics N. V. [. . . ] Suitable for portable gaming Suitable for use with major handheld gaming devices and Pocket PC brands. [. . . ]