Philips AVENT Audio Monitors SCD505/00, DECT babyphone, 120 channels, 1968.5" (50 m), 1968.5" (50 m), 12992.1" (330 m), Blue, White Philips AVENT Audio Monitors SCD505/00. Type: DECT babyphone, Channels quantity: 120 channels, Maximum range: 1968.5" (50 m). Product color: Blue, White. Battery life (max): 24 h, Charging time: 8 h, AC input voltage: 120 (US). Package width: 8.66" (220 mm), Package depth: 6.14" (156 mm), Package height: 3.7" (94 mm). Frequency band: DECT, F-box dimensions: 8.66 x 6.14 x 3.7" (220 x 156 x 94 mm)