MOST POPULAR QuickShip in-hand delivery within 7 business days Features a large 1.25x 1.50 imprint area (much bigger than the traditional pad imprint) Comes with a mini USB charging cable, a line-in cable Standard white box 2.5 x 2.5 x 2.9 inch Premium promo OPTION Choose from our 1, 3, or 5 business day production time to fit your budget and turnaround needs. Free ground shipping from Chicago is 1 to 2 business days to most Midwest and East Coast cities and is upgradable to Next Day Air for an even quicker delivery! Specifications Material ABS Aluminum alloy Unit weight 240g8.82oz Power output 3.7-4.2V 200mA Power input DC 4.8-5.5V Built-in 400mAh rechargeable polymer battery Working distance 15-20m Signal-to-noise ratio 75db Frequency 2.402 -2.480GHz Wattage 3W