Trust Wireless Laser Presenter, USB, 10 m, Perak Trust Wireless Laser Presenter. Wireless receiver interface: USB, Jalur frekuensi: 2.4 GHz, Julat wayarles: 10 m. Product color: Perak. Sistem pengendalian yang serasi: Win Vista, XP, 7. Berat: 22 g. Berat pakej: 95 g