Sennheiser SPECTERA SEK ANTENNA (UHF) Weight___28.7 kg 5 Watt (Energy saving standby) DMC HDO 5 Watt (Energy saving standby) Logistics data Quantity per pack 1 pc(s) Pallet height (UK) 159 cm Pallet length (UK) 120 cm Products per pallet layer (UK) 4 pc(s) Products per pallet layer 2 pc(s) Pallet gross height 159 cm Pallet gross width 80 cm Pallet gross length 120 cm Products per pallet (UK) 24 pc(s) Products per pallet 12 pc(s) Other features Interface USB 2 5 h Number of batteries supported 1 System requirements Windows operating systems supported Yes Mac operating systems supported Yes Weight & dimensions Width 195 mm Depth 87 mm Height 188 mm Weight 379 g Packaging data Package width 107 mm Package depth 198 mm Package height 230 mm Package weight 720 g Packaging content Wireless receiver interface USB Type A Receiver included Yes Batteries included Yes Cables included Audio (3 Replacement UHF antenna for Spectera SEK bodypack frequency range: UHF (470 608 MHz and 630 698 MHz)