Body color:

2.4-inch Bluetooth Learning Edition-White [Can't Watch Novel Video Voice Dictionary]]

2.4 "Learning Edition-White [Can't Watch Novel Video Voice Dictionary]]

2.4 "Bluetooth Learning Edition-Black [Can't Watch Novel Video Voice Dictionary]]

2.4 "Learning Edition-Black [Can't Watch Novel Video Voice Dictionary]]

1.8 "Bluetooth Learning Edition-Black [Can't Watch Novel Video Voice Dictionary]]

1.8 inch learning version-black [can't read novel video voice dictionary]]

Memory capacity:

4GB [body capacity]-official standard

4GB [body capacity]-official standard: host high-fidelity headphones OTG protection

4GB [Body Capacity]-[Headset Upgrade] Official Standard Dual-Coil Subwoofer

4GB [Body Capacity]-[Long Endurance] Official Standard Large Capacity Charging Treasure

8GB [body capacity]-official standard

8GB [body capacity]-official standard: host high-fidelity headphones OTG protection

8GB [Body Capacity]-[Headset Upgrade] Official Standard Double Coil Subwoofer

8GB [Body Capacity]-[Long Endurance] Official Standard Large Capacity Charging Treasure

24GB [Body 8G Memory 16G Card]-Official Standard

24GB [Body 8G Memory 16G Card]-Official Standard: Host Hifi Headset

24GB [Body 8G Memory 16G Card]-[Headset Upgrade] Official Standard Double-action

24GB [Body 8G Memory 16G Card]-[Long Endurance] Official Standard Large Capacity

40GB [Body 8G Memory 32G Card]-Official Standard

40GB [Body 8G Memory 32G Card]-Official Standard: Host High Fidelity Headset

40GB [Body 8G Memory 32G Card]-[Headset Upgrade] Official Standard Double-action

40GB [Body 8G Memory 32G Card]-[Long Endurance] Official Standard Large Capacity

72GB [body 8G memory 64G card]-official standard

72GB [Body 8G Memory 64G Card]-Official Standard: Host High Fidelity Headset

72GB [Body 8G Memory 64G Card]-[Headset Upgrade] Official Standard Double-action

72GB [Body 8G Memory 64G Card]-[Long Endurance] Official Standard Large Capacity

136GB [Body 8G Memory 128G Card]-Official Standard

136GB [Body 8G Memory 128G Card]-Official Standard: Host High Fidelity Ear

136GB [Body 8G Memory 128G Card]-[Headset Upgrade] Official Standard Dual

136GB [Body 8G Memory 128G Card]-[Long Endurance] Official Standard Large Capacity