T5320/5400 NiMH 1.4Ah 1.4 Amp Hours. NiMH type. 3.6 volts. Compatible with: 5710 Two-way Battery:5710::, 57105720 Two-way Battery:57105720::, 57105800 Two-way Battery:57105800::, 57105820 Two-way Battery:57105820::, 5800 Two-way Battery:5800::, 58005820 Two-way Battery:58005820::, HKNN4002 Two-way Battery:HKNN4002::, TALKABOUT Two-way Battery:TALKABOUT::, TALKABOUT T5000 Two-way Battery:TALKABOUT T5000::, TALKABOUT T5320 Two-way Battery:TALKABOUT T5320::, TALKABOUT T6000 Two-way Battery:TALKABOUT T6000::, TALKABOUT5400 Two-way Battery:TALKABOUT5400::, TALKABOUT5420 Two-way Battery:TALKABOUT5420::, TALKABOUT5800 Two-way Battery:TALKABOUT5800:, TALKABOUT5820 Two-way Battery:TALKABOUT5820: