Product Model:Truefree+
Bluetooth Version: Bluetooth 5.0
Bluetooth Profle:AVRCP_V1.6/HFP_V1.7/HSP_V1.2/A2DP_V1.3
Bluetooth Chipset:Realtek 8763BFR
Maximum Working Range: 33 feet/10m (no obstacle)
Sensitivity:93dB
Resistance :16Ω
Frequency Response Range : 20~20000Hz
Standby Time: 120 hours
Talk Time: 4 hours (when the volume at 60% )
Charging Time: 2 hours
Charging Case Recharge Earphones : 9-10 times (both earbuds)
Earbud Power Capacity: 3.7V / 43mah
Charging Case Power Capacity : 3.7V / 800mAh
Driver Diameter: Φ6mm
Waterproof : IPX4
Earbud Dimension (L * W * H) 0.96*0.86*0.64 inches / 24*21.9*16 mm
Earbud Weight: 0.16oz / 4.7g

Brand Name: SoundPEATS
With Microphone: Yes
Connectors: Type C
Sensitivity: 106db
Resistance: 32Ω
Frequency Response Range: 20-20000Hz
Model: TrueAir
Bluetooth Version: Bluetooth 5.0
Audio Decode: ATPX, SBC
Bluetooth Prole: AVRCP/HF/HSP/A2DP
Bluetooth Chipset: QCC3020
Maximun Working Range: 33feet/10m(no abstacle)
Standby Time: 150 hours
Working Time: 5 Hours
Charging Time for Charging Case: About 2.5 Hours
Charging Case Recharge Earphones: 5 times
Earbud Power Capacity: 3.7V/40mah
Charging Case Power Capacity: 3.7V/600mah
Earbud Dimension(L*W*H): 26*21.9*16mm

• Bluetooth Chip: QCC3034
• Waterproof Level: IPX6
• Contact Material: Medical Silicon
• Bluetooth: 5.0
• Audio Codec: SBC APTX APTX-HD
• Working Range: 33 feet (10m)
• Battery Capacity: 120mAH
• Charging Time: 1.5 hours
• Standby Time: 100 hours
• Play Time: 14 hours

• Bluetooth Chip: RTL8763BFR
• Waterproof Level: IPX5
• Contact Material: Medical Silicon
• Bluetooth: 5.0
• Working Range: 33 feet (10m)
• Audio Profile: HFP V1.7; HSP V1.2; A2DP V1.3; AVRCP V1.6
• Battery Capacity: 650mAH
• Earbud Battery Capacity: 45mAh
• Earbud Charging Time: 1.5 hours
• Case Charging Time: About 2.5 hours
• Standby Time: 100 hours
• Play Time: 24 hours per charge by case

• Product Model: Truefree +
• Bluetooth version: Bluetooth 5.0
• Bluetooth profile: AVRCP_V1.6 / HF P_V1.7 / HSP_V1.2 / A2DP _ V 1.3
• Bluetooth chipset: Realtek 8763VHC
• Maximum Working Area: 33 feet / 10m (no obstacle)
• Sensitivity: 93 士 3dB
• Resistance: 16Ω 士 15%
• Frequency response range: 20 ~ 20000Hz
• Standby time: 120 hours
• Talking Time: 4 hours (when the volume is 60%)
• Charging time: 2 hours
• Charging Case Charging Earphone: 9-10 times (both earbuds)
• Earbud Power Capacity: 3.7V / 43mah
• Charging case power capacity  : 3.7V / 800mAh
• Driver diameter: Φ6mm
• Waterproof:  IPX4
• Earbud Dimension (L * W * H)  0.96 * 0.86 * 0.64 inch / 24 * 21.9 * 16mm
• Earbud Weight: 0.16oz / 4.7g

• Bluetooth Chip: RTL8763VHC
• Waterproof Level: IPX7
• Bluetooth: 5.0
• Working Range: 33 feet(10m)
• Technology: BT5.0, HSP, HFP, A2DP, AVRCP
• Battery Capacity: 380mAH (Case)
• Battery Capacity: 43*2mAH (Earbuds)
• Charging Time: 2 hours
• Standby Time: 150 hours
• Playtime Time: 20 hours

• Bluetooth Chip: QCC3020
• Waterproof Level: IPX4
• Bluetooth: 5.0
• Audio Codec:  SBC, AAC, APTX
• Working Range: 33 feet(10m)Technology: BT5.0, HSP, HFP, A2DP, AVRCP
• Battery Capacity: 500mAH(case)
• Charging Time: 3.5 hours
• Standby Time: 120 hours
• Playtime Time: 27 hours

• Bluetooth Chip: Airoha AB1536U
• Waterproof Level: IPX7
• Bluetooth: 5.0
• Audio Codec: SBC
• Working Range: 33 feet(10m)Technology: BT5.0, HSP, HFP, A2DP, AVRCP
• Battery Capacity: 3000mAH
• Earbud Charging Time: 2 hours
• Case Charging Time: 4 hours
• Playtime Time: 100 hours